||Wet, sun, ditches, roadsides, swamps
||Flowers are long terminal spike clusters of purple flowers on short stalks.
||Leaves are narrow, long and usually opposite. They can be up to 4″ long.
||Stems are stout, upright, ridged and smooth. This is a very showy plant that usually grows in large colonies in wet area often along ditches and in marshes. It is an invasive species that crowds out native plants like cattail.